<?php
/**
 * Each engineer has a duty to keep the code elegant
 * Created by wolffy.
 * Author @wolffy<13750088090@sina.cn>
 * Date: 2018/8/11
 * Time: 22:46
 */
namespace App\Services;

class UserLevelPassageService
{
    public function __construct()
    {
        
    }
}